ish_set_host_ready(9)

okay so bestie, welcome to ish_set_host_ready(9) from the Kernel API Manual 💅✨ this one is short, but it still ate.

🎀 NAME 🎀

ish_set_host_ready — reconfig ipc host registers 💖

✨ SYNOPSIS ✨

void ish_set_host_ready (struct ishtp_device *dev );

🫶 ARGUMENTS 🫶

• dev — ishtp device pointer. that’s the whole argument list, bestie 🎀

🌸 DESCRIPTION 🌸

okay so this API sets the host to ready state. it gets called in some case: fw is still on, but ipc is powered down — such as the OOB case. that’s the lore on this page, no cap 🦋

⭐ RETURN ⭐

0 for success, else error fault code. slay, short and direct 💅

🔥 SEE ALSO 🔥

kernel file: ./drivers/hid/intel-ish-hid/ipc/ipc.c — and here’s the whole squad, bestie:

• ish_reg_read(9)
• ish_reg_write(9)
• _ish_read_fw_sts_reg(9)
• check_generated_interrupt(9)
• ish_is_input_ready(9)
• set_host_ready(9)
• ishtp_fw_is_ready(9)
• ish_set_host_rdy(9)
• ish_clr_host_rdy(9)
• _ishtp_read_hdr(9)
• _ishtp_read(9)
• write_ipc_from_queue(9)
• write_ipc_to_queue(9)
• ipc_send_mng_msg(9)
• timed_wait_for_timeout(9)
• ish_fw_reset_handler(9)
• fw_reset_work_fn(9)
• _ish_sync_fw_clock(9)
• recv_ipc(9)
• ish_irq_handler(9)
• ish_disable_dma(9)
• ish_wakeup(9)
• _ish_hw_reset(9)
• _ish_ipc_reset(9)
• ish_hw_start(9)
• ish_ipc_get_header(9)
• _dma_no_cache_snooping(9)
• ish_dev_init(9)
• ish_device_disable(9)

source/version sign-off: this page is from ./drivers/hid/intel-ish-hid/ipc, dated October 2026, and it’s ish_set_host_ready(9) — byeee bestie, go get that host ready 💖🎀🫶